WAIaaS Aims to Give AI Agents Autonomous Payment Capability via Open-Source Wallets

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AI agents currently lack the infrastructure to pay for APIs, compute, and data without human intervention, creating a fundamental limit on true autonomy. A new open-source solution called WAIaaS — Wallet-as-a-Service for AI Agents — is designed to give agents their own wallets that operate within policy rules set by a human owner or system operator. Using a session token, an agent can transact independently for tasks such as API calls, DeFi actions, or compensating other agents, all within predefined guardrails and audit trails. WAIaaS natively supports the x402 HTTP payment protocol, which allows a client to automatically pay and retry when a server returns a 402 Payment Required response. The project is self-hosted and open-source, and its developers argue that giving agents economic identity is a necessary threshold for genuinely autonomous operation.

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